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-rw-r--r--src/gallium/include/pipe/p_screen.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/gallium/include/pipe/p_screen.h b/src/gallium/include/pipe/p_screen.h
index a7b7b72ac89..a22fb938dbb 100644
--- a/src/gallium/include/pipe/p_screen.h
+++ b/src/gallium/include/pipe/p_screen.h
@@ -173,6 +173,10 @@ struct pipe_screen {
* Create a texture from a winsys_handle. The handle is often created in
* another process by first creating a pipe texture and then calling
* resource_get_handle.
+ *
+ * NOTE: in the case of DRM_API_HANDLE_TYPE_FD handles, the caller
+ * retains ownership of the FD. (This is consistent with
+ * EGL_EXT_image_dma_buf_import)
*/
struct pipe_resource * (*resource_from_handle)(struct pipe_screen *,
const struct pipe_resource *templat,
@@ -190,6 +194,10 @@ struct pipe_screen {
* Get a winsys_handle from a texture. Some platforms/winsys requires
* that the texture is created with a special usage flag like
* DISPLAYTARGET or PRIMARY.
+ *
+ * NOTE: in the case of DRM_API_HANDLE_TYPE_FD handles, the caller
+ * takes ownership of the FD. (This is consistent with
+ * EGL_MESA_image_dma_buf_export)
*/
boolean (*resource_get_handle)(struct pipe_screen *,
struct pipe_resource *tex,